diff --git a/configs/P1021RDB-PC_NAND_defconfig b/configs/P1021RDB-PC_NAND_defconfig
index a7de239..a81e2b6 100644
--- a/configs/P1021RDB-PC_NAND_defconfig
+++ b/configs/P1021RDB-PC_NAND_defconfig
@@ -7,3 +7,4 @@
 CONFIG_SPI_FLASH=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
+CONFIG_SYS_NS16550=y